163719053 has 2 divisors, whose sum is σ = 163719054. Its totient is φ = 163719052.

The previous prime is 163718987. The next prime is 163719089. The reversal of 163719053 is 350917361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87366409 + 76352644 = 9347^2 + 8738^2 .

It is a cyclic number.

It is not a de Polignac number, because 163719053 - 2¹⁰ = 163718029 is a prime.

It is a Chen prime.

It is equal to p_9171287 and since 163719053 and 9171287 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163719653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81859526 + 81859527.

It is an arithmetic number, because the mean of its divisors is an integer number (81859527).

Almost surely, 2^163719053 is an apocalyptic number.

It is an amenable number.

163719053 is a deficient number, since it is larger than the sum of its proper divisors (1).

163719053 is an equidigital number, since it uses as much as digits as its factorization.

163719053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17010, while the sum is 35.

The square root of 163719053 is about 12795.2746355832. The cubic root of 163719053 is about 547.0576236576.

The spelling of 163719053 in words is "one hundred sixty-three million, seven hundred nineteen thousand, fifty-three".